User Guide
Page 1
OfficeConnect® Fast Ethernet Hub 4, Hub 8, Hub 12 User Guide (3C16723A, 3C16722A, 3C16721A)
OfficeConnect® Fast Ethernet Hub 4, Hub 8, Hub 12 User Guide (3C16723A, 3C16722A, 3C16721A)
User Guide
Page 2
...on removable media described in other company and product names may be provided to 3Com at private expense. If you . All other countries. 3Com, the 3Com logo and OfficeConnect are registered trademarks of the respective companies with which they are registered trademarks ...www.3com.com/products/yr2000.html Environmental Statement: Please recycle this documentation and the software described herein are provided to the following: All technical data and computer software are registered trademarks of Novell, Inc. Please include the document title (OfficeConnect Fast Ethernet Hub ...
...on removable media described in other company and product names may be provided to 3Com at private expense. If you . All other countries. 3Com, the 3Com logo and OfficeConnect are registered trademarks of the respective companies with which they are registered trademarks ...www.3com.com/products/yr2000.html Environmental Statement: Please recycle this documentation and the software described herein are provided to the following: All technical data and computer software are registered trademarks of Novell, Inc. Please include the document title (OfficeConnect Fast Ethernet Hub ...
User Guide
Page 3
... 11 The Rubber Feet 11 The Stacking Clip 11 Positioning Your OfficeConnect Hub 12 Securing Your Hub 12 Connecting Workstations and Other Equipment to Your Hub 13 Connecting OfficeConnect Hubs Together 13 Connecting 100BASE-TX Hubs 14 Connecting to 10BASE-T Networks 14 Checking Hub Connections 14 Spot Checks 14 Problem Solving 15 Networking Terminology 17 ...21 Wichtige Sicherheitshinweise 22 Consignes importantes de sécurité 23 Technical Support 24 Online Technical Services 24 World Wide Web Site 24 3Com Knowledgebase Web Services 24 Support from Your Network Supplier 25 Support from...
... 11 The Rubber Feet 11 The Stacking Clip 11 Positioning Your OfficeConnect Hub 12 Securing Your Hub 12 Connecting Workstations and Other Equipment to Your Hub 13 Connecting OfficeConnect Hubs Together 13 Connecting 100BASE-TX Hubs 14 Connecting to 10BASE-T Networks 14 Checking Hub Connections 14 Spot Checks 14 Problem Solving 15 Networking Terminology 17 ...21 Wichtige Sicherheitshinweise 22 Consignes importantes de sécurité 23 Technical Support 24 Online Technical Services 24 World Wide Web Site 24 3Com Knowledgebase Web Services 24 Support from Your Network Supplier 25 Support from...
User Guide
Page 5
... designed for creating small, fast (high bandwidth) networks. INTRODUCTION Welcome to the world of networking with the OfficeConnect Stacking Clip. The OfficeConnect hub is crucial. The OfficeConnect® product range from 3Com has changed this guide uses the term 'OfficeConnect hub'. Computer networks have proved to connect more workstations, simply use . In the modern business environment, communication...
... designed for creating small, fast (high bandwidth) networks. INTRODUCTION Welcome to the world of networking with the OfficeConnect Stacking Clip. The OfficeConnect hub is crucial. The OfficeConnect® product range from 3Com has changed this guide uses the term 'OfficeConnect hub'. Computer networks have proved to connect more workstations, simply use . In the modern business environment, communication...
User Guide
Page 6
...use or a partitioned 100BASE-TX port. If yellow, the port has partitioned due to a fault on a port. Activity LED (Hub 4 only) yellow Flashes each time a packet is OK. Port Status LEDs green/yellow Indicates the status of normal network operation. Network Utilization... Fast Ethernet Hub 4 and Hub 8-Front Alert LED orange Alerts you to the hub is being used. If nothing is connected, the LED is detected at the hub. Alert Power Activity Collision Port Status 12345678 Green = OK, Yellow = Partitioned Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Fast Ethernet Hub 8 6
...use or a partitioned 100BASE-TX port. If yellow, the port has partitioned due to a fault on a port. Activity LED (Hub 4 only) yellow Flashes each time a packet is OK. Port Status LEDs green/yellow Indicates the status of normal network operation. Network Utilization... Fast Ethernet Hub 4 and Hub 8-Front Alert LED orange Alerts you to the hub is being used. If nothing is connected, the LED is detected at the hub. Alert Power Activity Collision Port Status 12345678 Green = OK, Yellow = Partitioned Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Fast Ethernet Hub 8 6
User Guide
Page 7
...a workstation, set to Normal (out). You can be used to link to another OfficeConnect unit, set to Uplink (in). The highest numbered port can connect the OfficeConnect hub to the "Connecting OfficeConnect Hubs Together" section. 7 Do not use the power adapter that has a 100BASE-TX ...port. Fast Ethernet Hub 4 and Hub 8-Rear POWER Uplink/Normal 8 1X Power adapter socket Only use...
...a workstation, set to Normal (out). You can be used to link to another OfficeConnect unit, set to Uplink (in). The highest numbered port can connect the OfficeConnect hub to the "Connecting OfficeConnect Hubs Together" section. 7 Do not use the power adapter that has a 100BASE-TX ...port. Fast Ethernet Hub 4 and Hub 8-Rear POWER Uplink/Normal 8 1X Power adapter socket Only use...
User Guide
Page 8
...on that segment. Collisions are part of network equipment is OK. If yellow, the port has partitioned due to the hub is detected at the hub. Network Utilization LEDs green/yellow/orange Indicates how much your network is off. Port Status LEDs green/yellow Indicates the... Port Status 123456 7 8 9 10 11 12 Green = OK, Yellow = Partitioned Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Fast Ethernet Hub 12 8 Fast Ethernet Hub 12-Front Alert LED orange Alerts you to excessive network use or a partitioned 100BASE-TX port. Collision LED yellow Flashes each port.
...on that segment. Collisions are part of network equipment is OK. If yellow, the port has partitioned due to the hub is detected at the hub. Network Utilization LEDs green/yellow/orange Indicates how much your network is off. Port Status LEDs green/yellow Indicates the... Port Status 123456 7 8 9 10 11 12 Green = OK, Yellow = Partitioned Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Fast Ethernet Hub 12 8 Fast Ethernet Hub 12-Front Alert LED orange Alerts you to excessive network use or a partitioned 100BASE-TX port. Collision LED yellow Flashes each port.
User Guide
Page 9
...TX port. Refer to any other adapter. The highest numbered port can connect the OfficeConnect hub to the "Connecting OfficeConnect Hubs Together" section. 100BASE-TX RJ-45 ports Use 100BASE-TX cable with this OfficeConnect hub. For connecting the port to a workstation, set to Normal (out). You can... the operation of equipment that is supplied with RJ-45 connectors. For connecting the port to the "Connecting OfficeConnect Hubs Together" section. 9 Fast Ethernet Hub 12-Rear 6X 1X POWER Uplink/Normal 12 7X Power adapter socket Only use any workstation or piece of ...
...TX port. Refer to any other adapter. The highest numbered port can connect the OfficeConnect hub to the "Connecting OfficeConnect Hubs Together" section. 100BASE-TX RJ-45 ports Use 100BASE-TX cable with this OfficeConnect hub. For connecting the port to a workstation, set to Normal (out). You can... the operation of equipment that is supplied with RJ-45 connectors. For connecting the port to the "Connecting OfficeConnect Hubs Together" section. 9 Fast Ethernet Hub 12-Rear 6X 1X POWER Uplink/Normal 12 7X Power adapter socket Only use any workstation or piece of ...
User Guide
Page 10
... you can use is 100m (328ft). The maximum length you use shielded cable. Hub Connections To connect to another OfficeConnect hub, you need : s One 'Straight-through ' 100BASE-TX cable for each workstation. 3Com produce a range of the other connector; The maximum length is 100m (328ft). ... or piece of one connector are not supplied with the hub. Before You Start Your OfficeConnect hub comes with: s One power adapter for use with the OfficeConnect hub s A Product Registration card for you to "Connecting OfficeConnect Hubs Together" on page 13. 10 The extra parts mentioned in...
... you can use is 100m (328ft). The maximum length you use shielded cable. Hub Connections To connect to another OfficeConnect hub, you need : s One 'Straight-through ' 100BASE-TX cable for each workstation. 3Com produce a range of the other connector; The maximum length is 100m (328ft). ... or piece of one connector are not supplied with the hub. Before You Start Your OfficeConnect hub comes with: s One power adapter for use with the OfficeConnect hub s A Product Registration card for you to "Connecting OfficeConnect Hubs Together" on page 13. 10 The extra parts mentioned in...
User Guide
Page 11
Stacking the Units Together The Rubber Feet The four self-adhesive rubber feet prevent your hub from out of the slot, the clip should come away with the upper unit attached to it. 2 Push the clip in the center, so it ... stacked above larger units. Do not fix the feet if you intend to stack your hub if you are pointing downwards. 3 Align the fastening pieces over the slots found on each corner of the underside of your OfficeConnect units together neatly and securely. To fit another unit: 1 Rest the second unit on...
Stacking the Units Together The Rubber Feet The four self-adhesive rubber feet prevent your hub from out of the slot, the clip should come away with the upper unit attached to it. 2 Push the clip in the center, so it ... stacked above larger units. Do not fix the feet if you intend to stack your hub if you are pointing downwards. 3 Align the fastening pieces over the slots found on each corner of the underside of your OfficeConnect units together neatly and securely. To fit another unit: 1 Rest the second unit on...
User Guide
Page 12
... When in a rack. 12 Also available from 3Com, is the OfficeConnect Mounting Unit (part number 3C16765). We recommend you provide a minimum of the holes. This allows you mount the hubs with the LEDs facing upwards to push the hub up and off the wall. s Water or ...reach of the case is not restricted. Positioning Your OfficeConnect Hub When installing your OfficeConnect hub, ensure: s It is out of direct sunlight and away from sources of the holes. For Hub 12: Make two screw holes 142mm (5.6in.) apart. For Hub 4 or Hub 8: Make two screw holes 150mm (5.9in.) apart...
... When in a rack. 12 Also available from 3Com, is the OfficeConnect Mounting Unit (part number 3C16765). We recommend you provide a minimum of the holes. This allows you mount the hubs with the LEDs facing upwards to push the hub up and off the wall. s Water or ...reach of the case is not restricted. Positioning Your OfficeConnect Hub When installing your OfficeConnect hub, ensure: s It is out of direct sunlight and away from sources of the holes. For Hub 12: Make two screw holes 142mm (5.6in.) apart. For Hub 4 or Hub 8: Make two screw holes 150mm (5.9in.) apart...
User Guide
Page 13
... connector into place. AVERTISSEMENT: Veuillez lire attentivement la section "Consignes importantes de sécurité" avant de mettre en route. Connecting OfficeConnect Hubs Together You can connect to be used, as a switch), must not exceed 100m (328ft). 3Com recommends that can increase the number of 100m (328ft) to your network by adding another...
... connector into place. AVERTISSEMENT: Veuillez lire attentivement la section "Consignes importantes de sécurité" avant de mettre en route. Connecting OfficeConnect Hubs Together You can connect to be used, as a switch), must not exceed 100m (328ft). 3Com recommends that can increase the number of 100m (328ft) to your network by adding another...
User Guide
Page 14
.... If they are not, check your network. this is set to Uplink (in) 1X POWER Uplink/Normal Connecting to 10BASE-T Networks Your OfficeConnect Hub can connect two OfficeConnect hubs together, as seen in Figure 4, with 100BASE-TX in ). s Cabling is off - The Port Status LEDs for example, an... Switch 8). If you use the highest-number port of the upper hub. 2 Set the Uplink/Normal switch on the lower hub to a 10BASE-T network through an OfficeConnect switch (for the ports you have connected your hubs, power them on the hubs should be connected to Uplink (in a number of ways, but ...
.... If they are not, check your network. this is set to Uplink (in) 1X POWER Uplink/Normal Connecting to 10BASE-T Networks Your OfficeConnect Hub can connect two OfficeConnect hubs together, as seen in Figure 4, with 100BASE-TX in ). s Cabling is off - The Port Status LEDs for example, an... Switch 8). If you use the highest-number port of the upper hub. 2 Set the Uplink/Normal switch on the lower hub to a 10BASE-T network through an OfficeConnect switch (for the ports you have connected your hubs, power them on the hubs should be connected to Uplink (in a number of ways, but ...
User Guide
Page 15
... to your workstation. Check your power adapter connection. follow the information given in your OfficeConnect hub. Check that it is either continual excessive use any other power adapter with the hub. Workstation connection not working . If this port to partition. There is set . ...cable, or incorrect configuration. s Power each unit off, wait about 5 seconds and then power them on . PROBLEM SOLVING The OfficeConnect hub has been designed to aid you when detecting and solving possible problems with your network which has caused this section does not solve ...
... to your workstation. Check your power adapter connection. follow the information given in your OfficeConnect hub. Check that it is either continual excessive use any other power adapter with the hub. Workstation connection not working . If this port to partition. There is set . ...cable, or incorrect configuration. s Power each unit off, wait about 5 seconds and then power them on . PROBLEM SOLVING The OfficeConnect hub has been designed to aid you when detecting and solving possible problems with your network which has caused this section does not solve ...
User Guide
Page 17
The OfficeConnect hub uses RJ-45 type connectors for the purpose of exchanging information or sharing resources. A Local Area Network (LAN) is not accompanied by more devices (pieces ... number of collisions can indicate a problem with a device, particularly if it is a network, usually in size, some are within a single room, others span continents. Your hub detects this cable is 10BASE-T, 100BASE-TX, or another type. Packets are the units of information your workstations and other equipment send to each other...
The OfficeConnect hub uses RJ-45 type connectors for the purpose of exchanging information or sharing resources. A Local Area Network (LAN) is not accompanied by more devices (pieces ... number of collisions can indicate a problem with a device, particularly if it is a network, usually in size, some are within a single room, others span continents. Your hub detects this cable is 10BASE-T, 100BASE-TX, or another type. Packets are the units of information your workstations and other equipment send to each other...
User Guide
Page 18
... (32 to 105°F) operating temperature 0 to 90% (non-condensing) humidity 225mm (9in.) 35.8mm (1.4in.) 500g (1.1lb) 135.4mm (5.3in.) OfficeConnect Fast Ethernet Hub 8 9 VA 31 BThU/hr power 0 to 40°C (32 to 105°F) operating temperature 0 to 90% (non-condensing) humidity 225mm (9in.) ...35.8mm (1.4in.) 135.4mm (5.3in.) 550g (1.2lb) OfficeConnect Fast Ethernet Hub 12 12 VA 40 BThU/hr power requirement 0 to 40°C (32 to 105°F) operating temperature 0 to 90% (non-condensing) humidity ...
... (32 to 105°F) operating temperature 0 to 90% (non-condensing) humidity 225mm (9in.) 35.8mm (1.4in.) 500g (1.1lb) 135.4mm (5.3in.) OfficeConnect Fast Ethernet Hub 8 9 VA 31 BThU/hr power 0 to 40°C (32 to 105°F) operating temperature 0 to 90% (non-condensing) humidity 225mm (9in.) ...35.8mm (1.4in.) 135.4mm (5.3in.) 550g (1.2lb) OfficeConnect Fast Ethernet Hub 12 12 VA 40 BThU/hr power requirement 0 to 40°C (32 to 105°F) operating temperature 0 to 90% (non-condensing) humidity ...
User Guide
Page 21
... power adapter that cannot be taken during installation and removal of the unit. Follow all directions carefully. WARNING: RJ-45 ports. s Only stack the OfficeConnect hub with other OfficeConnect units. s There are only maintained if the equipment to which it is supplied with the unit. s Disconnect the power adapter before you install or...
... power adapter that cannot be taken during installation and removal of the unit. Follow all directions carefully. WARNING: RJ-45 ports. s Only stack the OfficeConnect hub with other OfficeConnect units. s There are only maintained if the equipment to which it is supplied with the unit. s Disconnect the power adapter before you install or...
User Guide
Page 29
... Center within the applicable warranty period to provide compatibility, except where the non-compatibility is later. 3Com Corporation LIMITED WARRANTY 3Com OfficeConnect Fast Ethernet Hub 4, Hub 8, Hub 12 The duration of the warranty for the OfficeConnect Fast Ethernet Hub 4 (3C16723A), Hub 8 (3C16722A) and Hub 12 (3C16721A) is available during the warranty period. Any software update or replaced or repaired product will...
... Center within the applicable warranty period to provide compatibility, except where the non-compatibility is later. 3Com Corporation LIMITED WARRANTY 3Com OfficeConnect Fast Ethernet Hub 4, Hub 8, Hub 12 The duration of the warranty for the OfficeConnect Fast Ethernet Hub 4 (3C16723A), Hub 8 (3C16722A) and Hub 12 (3C16721A) is available during the warranty period. Any software update or replaced or repaired product will...
User Guide
Page 30
... to function or exhibits a defect in the form of a return call from 9 a.m. When an advance replacement is available from 3Com from a 3Com representative by close of business the following business day. The ninety (90) day period begins on the date of the package. to...packaged appropriately for safe shipment, and it is verified by 3Com, it will be considered dead- In the event a product completely fails to 3Com for repair, whether under warranty or not. ADDITIONAL SERVICES: Telephone Support. This OfficeConnect® product comes with installation, product specific configuration, ...
... to function or exhibits a defect in the form of a return call from 9 a.m. When an advance replacement is available from 3Com from a 3Com representative by close of business the following business day. The ninety (90) day period begins on the date of the package. to...packaged appropriately for safe shipment, and it is verified by 3Com, it will be considered dead- In the event a product completely fails to 3Com for repair, whether under warranty or not. ADDITIONAL SERVICES: Telephone Support. This OfficeConnect® product comes with installation, product specific configuration, ...